20167581085

素因数分解:

$5^1\times {\mathrm{379}}^1\times {\mathrm{641}}^1\times {\mathrm{16603}}^1$

素因数の和:17628

約数の個数: 16

約数和(自身を含む): 24304271040

約数和(自身を除く): 4136689955

約数列:

[1, 5, 379, 641, 1895, 3205, 16603, 83015, 242939, 1214695, 6292537, 10642523, 31462685, 53212615, 4033516217, 20167581085]

約数ペア:

[(1, 20167581085), (5, 4033516217), (379, 53212615), (641, 31462685), (1895, 10642523), (3205, 6292537), (16603, 1214695), (83015, 242939)]